Proper Method to Ground an Old Electrical Fuse Box Mar 01, 2016Grounding a Fuse Box. The grounding system consists of copper wire that runs from the fuse box to a metal rod buried in the earth outside. Here are the parts and how they connect: Ground Rod: This copper rod must be buried in the ground near the electrical service entry point (for a single-family home, this should be near the meter). Several Grounding an Electrical Panel - Ask the Electrician When Grounding an Electrical Panel the following applies Grounding a Main Panel. The ground bar is bonded internally when an external bond to earth is installed as described at the link for Electrical Grounding below. Grounding a Sub-Panel . Sub-Panels are grounded through the cable that provides the sub-feed circuit power.